Results 171 to 180 of about 1,480 (202)
Clinical Spectrum of Dermatological Disorders at an Urban Health Center in East Delhi. [PDF]
Indian J Community MedSoni S, Garg T, Acharya A, Sarkar R.
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PITYRIASIS ALBA: A HISTOLOGIC STUDY
International Journal of Dermatology, 1993 Abstract Background. Pityriasis alba is a common dermatitis, but only a few histologic studies have been reported and most of these maintain that its microscopic features are those of a chronic nonspecific dermatitis. Methods. A retrospective light microscopic study was performed on biopsy specimens taken from 39 patients with localized pityriasis alba
Francisco Vargas‐Ocampo
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Archives of Dermatology, 1960 So-called pityriasis alba is not a new condition. For years articles and reports of cases have appeared in dermatologic journals and texts describing superficial, scaling, nummular lesions with residual hypopigmentation, occurring principally on the faces of children.
BENJAMIN T. WELLS
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Pityriasis Alba: A Form of Atopic Dermatitis
Archives of Dermatology, 1961 Pityriasis alba was first described by Fox in 1923, 1924, and 1925. 1-3 He was unable to account for its pathogenesis, and it remained unnamed for many years. Discussions of the condition have appeared subsequently in the literature, and descriptive titles have been numerous. The current appelation, that used by O'Farrel 4 and by Wells et al.
Dale B. Watkins
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Extensive pityriasis alba: A histological histochemical and ultrastructural study
British Journal of Dermatology, 1983 Nine patients with extensive pityriasis alba were studied using histopathological and histochemical techniques and electron microscopy. There was a reduction in the density of functional melanocytes in the affected areas without any change in their cytoplasmic activity.
Shukrallah Zaynoun +4 more
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Pediatric Dermatology, 1993
Abstract: We conducted a prospective study of 20 patients with pig. menting pityriasis alba (PPA) over a period of two years. Characteristic morphology revealed a central zone of bluish hyperpigmentation surrounded by a hypopigmented, slightly scaly halo of variable width. All patients displayed lesions on the face. Concomitant extrafacial Involvement
Du Toit M.J., Jordaan H.F.
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Abstract: We conducted a prospective study of 20 patients with pig. menting pityriasis alba (PPA) over a period of two years. Characteristic morphology revealed a central zone of bluish hyperpigmentation surrounded by a hypopigmented, slightly scaly halo of variable width. All patients displayed lesions on the face. Concomitant extrafacial Involvement
Du Toit M.J., Jordaan H.F.
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Journal of the European Academy of Dermatology and Venereology, 2005
ABSTRACTPityriasis versicolor alba is a hypopigmented or depigmented variant of pityriasis versicolor characterized by maculous, partly pityriasiform, scaly depigmented lesions occurring particularly in seborrhoeic areas. Long‐persisting hypopigmentation after healing of the pityriasis versicolor was first described by Gudden in 1853.
Mayser P, Krämer Hj, Thoma W
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ABSTRACTPityriasis versicolor alba is a hypopigmented or depigmented variant of pityriasis versicolor characterized by maculous, partly pityriasiform, scaly depigmented lesions occurring particularly in seborrhoeic areas. Long‐persisting hypopigmentation after healing of the pityriasis versicolor was first described by Gudden in 1853.
Mayser P, Krämer Hj, Thoma W
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Role of trace elements in pityriasis Alba
Journal of Trace Elements in Medicine and Biology, 2020Pityriasis Alba (PA) is a common skin disorder affecting the children and it has multiple risk factors.To assess the serum levels of trace elements (copper, zinc, and magnesium) and hemoglobin (Hb) level in patients with PA.This is a case control study; 110 participants (55 cases and 55 controls) were recruited from pediatric dermatology and family ...
Laila Rashid +4 more
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Pityriasis alba: a study of pathogenic factors
Journal of the European Academy of Dermatology and Venereology, 2002AbstractBackground The aetiology of pityriasis alba (PA), a common dermatosis in childhood, is still controversial. The objective of this study was to assess the possible aetiopathogenic factors of this disease in infants.Methods Forty‐four patients with PA and 31 healthy children were examined and compared.
M Blessmann Weber +5 more
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